As of 06:35 PDT

Rubidoux, CA weather in September

78°

Rubidoux, Sunday, 9 August, 06:35

Mostly clear. Feels like 78°. High 100°, low 73°.

Pressure29.88 inHg

Wind2.9 mph W

Humidity41%

Visibility6.2 mi

Dew point53°

See detailed hourly forecast

In September, Rubidoux, CA averages a high of 88.9° and a low of 63.3°. About 0.4 inches of precipitation fall over the month (1 wet days). The record high is 116.1° (2020) and the record low 47.5° (1965). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	92.8°	66.2°	5%	110.5° (2017)	55.8° (1964)
2	93.2°	66.6°	8%	107.1° (2007)	55° (1964)
3	92.5°	67.3°	5%	107.2° (2022)	55.4° (1964)
4	93.2°	67.3°	2%	109.2° (2022)	55.8° (1961)
5	93.2°	67.5°	3%	116.1° (2020)	57° (1973)
6	93.2°	66.9°	3%	115.9° (2020)	55.8° (1970)
7	92.7°	67.1°	3%	112.6° (2024)	54.3° (1965)
8	91.6°	66.4°	2%	110.1° (2024)	51.8° (1965)
9	90.3°	65.5°	5%	109.4° (2024)	53.4° (1965)
10	88.9°	64.9°	7%	103.3° (1993)	53.6° (1961)
11	88.9°	64°	7%	104.2° (1983)	52° (1985)
12	88.3°	63.3°	2%	107.8° (1971)	49.1° (1985)
13	87.6°	63°	7%	108.5° (1971)	54° (1972)
14	87.8°	62.2°	3%	104.5° (2014)	54° (1970)
15	87.8°	62.6°	8%	104.7° (2014)	54.5° (1986)
16	87.3°	62.8°	7%	105.1° (2000)	54.5° (1970)
17	87.1°	62.6°	2%	102.4° (2025)	53.4° (2006)
18	86.5°	62.1°	3%	102.7° (2020)	51.6° (1993)
19	85.6°	61°	2%	98.6° (1984)	49.1° (1978)
20	85.3°	61.3°	12%	100.9° (2015)	47.5° (1965)
21	86.4°	60.1°	7%	103.3° (2021)	48.6° (1965)
22	87.4°	60.6°	3%	101.8° (2021)	50.5° (1968)
23	88.3°	61°	3%	103.5° (2002)	51.4° (1968)
24	88.3°	61°	3%	101.7° (1978)	52.5° (1986)
25	87.8°	61.3°	5%	103.5° (2010)	52.9° (2000)
26	86.7°	61.2°	8%	105.1° (2010)	51.4° (1986)
27	87.1°	61°	5%	107.8° (2010)	48.4° (2013)
28	86.9°	61°	2%	104° (2020)	49.5° (2013)
29	86.4°	61.2°	8%	104.9° (2020)	47.5° (1965)
30	86.9°	60.4°	3%	106.2° (2020)	48.7° (1965)